making things prettyyyy
Merge branch 'master' of https://github.com/harry-sanabria/hackPrinceton2013TeamGDT-

Conflicts:
	GroupBuy/config/routes.rb
pretty gg
Merge branch 'master' of https://github.com/harry-sanabria/hackPrinceton2013TeamGDT-

Conflicts:
	GroupBuy/app/views/purchases/_join.html.erb
	GroupBuy/app/views/purchases/show.html.erb